• 2021-04-14 问题

    Asforcontactinformation,acompany’sphysicaladdress,zipcode,telephonenumberandwebsiteareoftencontainedinitsprofile.

    Asforcontactinformation,acompany’sphysicaladdress,zipcode,telephonenumberandwebsiteareoftencontainedinitsprofile.

  • 2022-07-28 问题

    考虑如下数据表和查询。如何添加索引能提高查询速度?() A: 给ID添加索引 B: 给NAME和ADDRESS1添加索引 C: 给ID添加索引,然后给NAME和ZIPCODE分别添加索引 D: 给ZIPCODE和NAME添加索引 E: 给ZIPCODE添加全文检索

    考虑如下数据表和查询。如何添加索引能提高查询速度?() A: 给ID添加索引 B: 给NAME和ADDRESS1添加索引 C: 给ID添加索引,然后给NAME和ZIPCODE分别添加索引 D: 给ZIPCODE和NAME添加索引 E: 给ZIPCODE添加全文检索

  • 2022-05-28 问题

    下面的XML片断中结构完整的是()。 A: <customername=”<xml>.con”><address>123MainStreet></address></customer> B: <customer><name>Joe’sXMLWorks</name><address>NewYork</costomer> C: <customertype=extemal><name>PartnersUnlimited</name></customer> D: <customername=”JohnDoe”><address>123MainStreet</address><zipcode=”01837”/></customer>

    下面的XML片断中结构完整的是()。 A: <customername=”<xml>.con”><address>123MainStreet></address></customer> B: <customer><name>Joe’sXMLWorks</name><address>NewYork</costomer> C: <customertype=extemal><name>PartnersUnlimited</name></customer> D: <customername=”JohnDoe”><address>123MainStreet</address><zipcode=”01837”/></customer>

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